* limitations under the License.
*/
+#define USE_MAGIC_MIME_TYPE
#define _GNU_SOURCE
#include <stdlib.h>
#include <microhttpd.h>
+#if defined(USE_MAGIC_MIME_TYPE)
+#include <magic.h>
+#endif
+
#include "local-def.h"
#include "afb-method.h"
#include "afb-req-itf.h"
struct hreq_data {
struct hreq_data *next;
char *key;
- int file;
size_t length;
char *value;
+ char *path;
};
static struct afb_arg req_get(struct afb_hreq *hreq, const char *name);
return 1;
}
+#if defined(USE_MAGIC_MIME_TYPE)
+
+#if !defined(MAGIC_DB)
+#define MAGIC_DB "/usr/share/misc/magic.mgc"
+#endif
+
+static magic_t lazy_libmagic()
+{
+ static int done = 0;
+ static magic_t result = NULL;
+
+ if (!done) {
+ done = 1;
+ /* MAGIC_MIME tells magic to return a mime of the file,
+ but you can specify different things */
+ if (verbosity)
+ printf("Loading mimetype default magic database\n");
+
+ result = magic_open(MAGIC_MIME_TYPE);
+ if (result == NULL) {
+ fprintf(stderr,"ERROR: unable to initialize magic library\n");
+ }
+ /* Warning: should not use NULL for DB
+ [libmagic bug wont pass efence check] */
+ else if (magic_load(result, MAGIC_DB) != 0) {
+ fprintf(stderr,"cannot load magic database - %s\n",
+ magic_error(result));
+ magic_close(result);
+ result = NULL;
+ }
+ }
+
+ return result;
+}
+
+static const char *magic_mimetype_fd(int fd)
+{
+ magic_t lib = lazy_libmagic();
+ return lib ? magic_descriptor(lib, fd) : NULL;
+}
+
+#endif
+
+static const char *mimetype_fd_name(int fd, const char *filename)
+{
+ const char *result = NULL;
+
+#if defined(INFER_EXTENSION)
+ const char *extension = strrchr(filename, '.');
+ if (extension) {
+ static const char *const known[][2] = {
+ { ".js", "text/javascript" },
+ { ".html", "text/html" },
+ { NULL, NULL }
+ };
+ int i = 0;
+ while (known[i][0]) {
+ if (!strcasecmp(extension, known[i][0])) {
+ result = known[i][1];
+ break;
+ }
+ i++;
+ }
+ }
+#endif
+#if defined(USE_MAGIC_MIME_TYPE)
+ if (result == NULL)
+ result = magic_mimetype_fd(fd);
+#endif
+ return result;
+}
+
void afb_hreq_free(struct afb_hreq *hreq)
{
struct hreq_data *data;
char etag[1 + 2 * sizeof(int)];
const char *inm;
struct MHD_Response *response;
+ const char *mimetype;
/* Opens the file or directory */
if (filename[0]) {
response = MHD_create_response_from_fd((size_t) st.st_size, fd);
status = MHD_HTTP_OK;
-#if defined(USE_MAGIC_MIME_TYPE)
/* set the type */
- if (hreq->session->magic) {
- const char *mimetype = magic_descriptor(hreq->session->magic, fd);
- if (mimetype != NULL)
- MHD_add_response_header(response, MHD_HTTP_HEADER_CONTENT_TYPE, mimetype);
- }
-#endif
+ mimetype = mimetype_fd_name(fd, filename);
+ if (mimetype != NULL)
+ MHD_add_response_header(response, MHD_HTTP_HEADER_CONTENT_TYPE, mimetype);
}
/* fills the value and send */
return MHD_lookup_connection_value(hreq->connection, MHD_HEADER_KIND, name);
}
-void afb_hreq_post_end(struct afb_hreq *hreq)
-{
- struct hreq_data *data = hreq->data;
- while(data) {
- if (data->file > 0) {
- close(data->file);
- data->file = -1;
- }
- data = data->next;
- }
-}
-
int afb_hreq_post_add(struct afb_hreq *hreq, const char *key, const char *data, size_t size)
{
void *p;
struct hreq_data *hdat = get_data(hreq, key, 1);
- if (hdat->file) {
+ if (hdat->path != NULL) {
return 0;
}
p = realloc(hdat->value, hdat->length + size + 1);
return 1;
}
+static int opentempfile(char **path)
+{
+ int fd;
+ char *fname;
+
+ fname = strdup("XXXXXX"); /* TODO improve the path */
+ if (fname == NULL)
+ return -1;
+
+ fd = mkostemp(fname, O_CLOEXEC|O_WRONLY);
+ if (fd < 0)
+ free(fname);
+ else
+ *path = fname;
+ return fd;
+}
+
int afb_hreq_post_add_file(struct afb_hreq *hreq, const char *key, const char *file, const char *data, size_t size)
{
+ int fd;
+ ssize_t sz;
struct hreq_data *hdat = get_data(hreq, key, 1);
- /* continuation with reopening */
- if (hdat->file < 0) {
- hdat->file = open(hdat->value, O_WRONLY|O_APPEND);
- if (hdat->file == 0) {
- hdat->file = dup(0);
- close(0);
- }
- if (hdat->file <= 0)
+fprintf(stderr, "%s=%s %s=%s %s\n",key,hdat->key,file,hdat->value,hdat->path);
+ if (hdat->value == NULL) {
+ hdat->value = strdup(file);
+ if (hdat->value == NULL)
return 0;
+ fd = opentempfile(&hdat->path);
+ } else if (strcmp(hdat->value, file) || hdat->path == NULL) {
+ return 0;
+ } else {
+ fd = open(hdat->path, O_WRONLY|O_APPEND);
}
- if (hdat->file > 0) {
- write(hdat->file, data, size);
- return 1;
+ if (fd < 0)
+ return 0;
+ while (size) {
+ sz = write(fd, data, size);
+ if (sz >= 0) {
+ hdat->length += (size_t)sz;
+ size -= (size_t)sz;
+ data += sz;
+ } else if (errno != EINTR)
+ break;
}
-
- /* creation */
- /* TODO */
- return 0;
-
+ close(fd);
+ return !size;
}
-int afb_hreq_is_argument_a_file(struct afb_hreq *hreq, const char *key)
-{
- struct hreq_data *hdat = get_data(hreq, key, 0);
- return hdat != NULL && hdat->file != 0;
-}
-
-
struct afb_req afb_hreq_to_req(struct afb_hreq *hreq)
{
return (struct afb_req){ .itf = &afb_hreq_itf, .data = hreq };
.name = hdat->key,
.value = hdat->value,
.size = hdat->length,
- .is_file = (hdat->file != 0)
+ .path = hdat->path
};
return (struct afb_arg){
.name = name,
.value = MHD_lookup_connection_value(hreq->connection, MHD_GET_ARGUMENT_KIND, name),
.size = 0,
- .is_file = 0
+ .path = NULL
};
}
.name = key,
.value = value,
.size = 0,
- .is_file = 0
+ .path = NULL
});
}
.name = hdat->key,
.value = hdat->value,
.size = hdat->length,
- .is_file = (hdat->file != 0)}))
+ .path = hdat->path}))
return;
hdat = hdat->next;
}
uuid = afb_hreq_get_argument(hreq, uuid_arg);
if (uuid == NULL)
uuid = afb_hreq_get_cookie(hreq, uuid_cookie);
- hreq->context = ctxClientGet(uuid);
+ hreq->context = ctxClientGetForUuid(uuid);
}
return hreq->context;
}